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General Operation; Main Settings Menu; Initial Settings - Mitsubishi Electric ecodan EHST20C- TM9HB Operation Manual

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Customising Settings for your Home

General operation

In general operation the screen displayed on the main controller will be shown as
in the figure on the right.
This screen shows the target temperature, space heating mode, DHW mode (if
DHW tank is present in system), any additional heat sources being used, holiday
mode, and the date and time.
You should use the function buttons to access more information. When this
screen is displayed pressing F will display the current status and pressing F4
will take the user to the option menu screen.
<option screen>
This screen shows the main operating modes of the system.
Use function buttons to switch between Operating (►), Prohibited (
) for DHW and space heating/cooling or to edit/activate the holiday setting.
The option screen allows quick setting of the following;
• Forced DHW (if DHW tank present) — to turn ON/OFF press F
• DHW operating mode (if DHW tank present) — to change mode press F2
• Space heating/cooling operating mode — to change mode press F3
• Holiday mode — to access holiday screen press F4

Main Settings Menu

To access the main settings menu press button B 'MENU'
The following menus will be displayed;
DHW (Cylinder unit or hydrobox plus locally supplied DHW tank)
Schedule timer
Holiday mode

Initial settings

Service (Password protected)
initial Settings
. From the main settings menu use F2 and F3 buttons to highlight 'Initial set-
tings' icon and select by pressing CONFIRM.
2. Use F and F2 buttons to scroll through the menu list. When the required title
is highlighted then press CONFIRM to edit.
3. Use the relevant function buttons to edit each initial setting then press CON-
FIRM to save the setting.
Initial settings that can be edited are
Temp. display
Contact number
Time display
Room sensor settings
To return to the main settings menu press the BACK button.
) and Timer (
Home screen
Option screen
Main settings menu screen
Hot water (DHW)
Schedule timer
Holiday mode
Initial settings

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